R: Examples for 'base::files'

### ** Examples

## Don't show: 
oldwd <- setwd(tempdir())
## End(Don't show)
cat("file A\n", file = "A")
cat("file B\n", file = "B")
file.append("A", "B")

[1] TRUE

file.create("A") # (trashing previous)

[1] TRUE

file.append("A", rep("B", 10))

 [1] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE

if(interactive()) file.show("A") # -> the 10 lines from 'B'
file.copy("A", "C")

[1] TRUE

dir.create("tmp")
file.copy(c("A", "B"), "tmp")

[1] TRUE TRUE

list.files("tmp") # -> "A" and "B"

[1] "A" "B"

setwd("tmp")
file.remove("A") # the tmp/A file

[1] TRUE

file.symlink(file.path("..", c("A", "B")), ".")

Warning in file.symlink(file.path("..", c("A", "B")), "."): cannot symlink
'../B' to './B', reason 'File exists'

[1]  TRUE FALSE

                     # |--> (TRUE,FALSE) : ok for A but not B as it exists already
setwd("..")
unlink("tmp", recursive = TRUE)
file.remove("A", "B", "C")

[1] TRUE TRUE TRUE

## Don't show: 
setwd(oldwd)
## End(Don't show)

Examples for 'base::files'

File Manipulation